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bittrex.php
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<?php
namespace ccxt;
class bittrex extends Exchange {
public function describe () {
return array_replace_recursive (parent::describe (), array (
'id' => 'bittrex',
'name' => 'Bittrex',
'countries' => 'US',
'version' => 'v1.1',
'rateLimit' => 1500,
'hasAlreadyAuthenticatedSuccessfully' => false, // a workaround for APIKEY_INVALID
'hasCORS' => false,
// obsolete metainfo interface
'hasFetchTickers' => true,
'hasFetchOHLCV' => true,
'hasFetchOrder' => true,
'hasFetchOrders' => true,
'hasFetchClosedOrders' => true,
'hasFetchOpenOrders' => true,
'hasFetchMyTrades' => false,
'hasFetchCurrencies' => true,
'hasWithdraw' => true,
// new metainfo interface
'has' => array (
'fetchTickers' => true,
'fetchOHLCV' => true,
'fetchOrder' => true,
'fetchOrders' => true,
'fetchClosedOrders' => 'emulated',
'fetchOpenOrders' => true,
'fetchMyTrades' => false,
'fetchCurrencies' => true,
'withdraw' => true,
),
'timeframes' => array (
'1m' => 'oneMin',
'5m' => 'fiveMin',
'30m' => 'thirtyMin',
'1h' => 'hour',
'1d' => 'day',
),
'urls' => array (
'logo' => 'https://user-images.githubusercontent.com/1294454/27766352-cf0b3c26-5ed5-11e7-82b7-f3826b7a97d8.jpg',
'api' => array (
'public' => 'https://bittrex.com/api',
'account' => 'https://bittrex.com/api',
'market' => 'https://bittrex.com/api',
'v2' => 'https://bittrex.com/api/v2.0/pub',
),
'www' => 'https://bittrex.com',
'doc' => array (
'https://bittrex.com/Home/Api',
'https://www.npmjs.org/package/node.bittrex.api',
),
'fees' => array (
'https://bittrex.com/Fees',
'https://support.bittrex.com/hc/en-us/articles/115000199651-What-fees-does-Bittrex-charge-',
),
),
'api' => array (
'v2' => array (
'get' => array (
'currencies/GetBTCPrice',
'market/GetTicks',
'market/GetLatestTick',
'Markets/GetMarketSummaries',
'market/GetLatestTick',
),
),
'public' => array (
'get' => array (
'currencies',
'markethistory',
'markets',
'marketsummaries',
'marketsummary',
'orderbook',
'ticker',
),
),
'account' => array (
'get' => array (
'balance',
'balances',
'depositaddress',
'deposithistory',
'order',
'orderhistory',
'withdrawalhistory',
'withdraw',
),
),
'market' => array (
'get' => array (
'buylimit',
'buymarket',
'cancel',
'openorders',
'selllimit',
'sellmarket',
),
),
),
'fees' => array (
'trading' => array (
'tierBased' => false,
'percentage' => true,
'maker' => 0.0025,
'taker' => 0.0025,
),
'funding' => array (
'tierBased' => false,
'percentage' => false,
'withdraw' => array (
'BTC' => 0.001,
'LTC' => 0.01,
'DOGE' => 2,
'VTC' => 0.02,
'PPC' => 0.02,
'FTC' => 0.2,
'RDD' => 2,
'NXT' => 2,
'DASH' => 0.002,
'POT' => 0.002,
),
'deposit' => array (
'BTC' => 0,
'LTC' => 0,
'DOGE' => 0,
'VTC' => 0,
'PPC' => 0,
'FTC' => 0,
'RDD' => 0,
'NXT' => 0,
'DASH' => 0,
'POT' => 0,
),
),
),
));
}
public function cost_to_precision ($symbol, $cost) {
return $this->truncate (floatval ($cost), $this->markets[$symbol]['precision']['price']);
}
public function fee_to_precision ($symbol, $fee) {
return $this->truncate (floatval ($fee), $this->markets[$symbol]['precision']['price']);
}
public function fetch_markets () {
$response = $this->v2GetMarketsGetMarketSummaries ();
$result = array ();
for ($i = 0; $i < count ($response['result']); $i++) {
$market = $response['result'][$i]['Market'];
$id = $market['MarketName'];
$base = $market['MarketCurrency'];
$quote = $market['BaseCurrency'];
$base = $this->common_currency_code($base);
$quote = $this->common_currency_code($quote);
$symbol = $base . '/' . $quote;
$precision = array (
'amount' => 8,
'price' => 8,
);
$active = $market['IsActive'];
$result[] = array_merge ($this->fees['trading'], array (
'id' => $id,
'symbol' => $symbol,
'base' => $base,
'quote' => $quote,
'active' => $active,
'info' => $market,
'lot' => pow (10, -$precision['amount']),
'precision' => $precision,
'limits' => array (
'amount' => array (
'min' => $market['MinTradeSize'],
'max' => null,
),
'price' => array (
'min' => null,
'max' => null,
),
),
));
}
return $result;
}
public function fetch_balance ($params = array ()) {
$this->load_markets();
$response = $this->accountGetBalances ();
$balances = $response['result'];
$result = array ( 'info' => $balances );
$indexed = $this->index_by($balances, 'Currency');
$keys = is_array ($indexed) ? array_keys ($indexed) : array ();
for ($i = 0; $i < count ($keys); $i++) {
$id = $keys[$i];
$currency = $this->common_currency_code($id);
$account = $this->account ();
$balance = $indexed[$id];
$free = floatval ($balance['Available']);
$total = floatval ($balance['Balance']);
$used = $total - $free;
$account['free'] = $free;
$account['used'] = $used;
$account['total'] = $total;
$result[$currency] = $account;
}
return $this->parse_balance($result);
}
public function fetch_order_book ($symbol, $params = array ()) {
$this->load_markets();
$response = $this->publicGetOrderbook (array_merge (array (
'market' => $this->market_id($symbol),
'type' => 'both',
), $params));
$orderbook = $response['result'];
if (is_array ($params) && array_key_exists ('type', $params)) {
if ($params['type'] == 'buy') {
$orderbook = array (
'buy' => $response['result'],
'sell' => array (),
);
} else if ($params['type'] == 'sell') {
$orderbook = array (
'buy' => array (),
'sell' => $response['result'],
);
}
}
return $this->parse_order_book($orderbook, null, 'buy', 'sell', 'Rate', 'Quantity');
}
public function parse_ticker ($ticker, $market = null) {
$timestamp = $this->parse8601 ($ticker['TimeStamp']);
$symbol = null;
if ($market)
$symbol = $market['symbol'];
return array (
'symbol' => $symbol,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'high' => $this->safe_float($ticker, 'High'),
'low' => $this->safe_float($ticker, 'Low'),
'bid' => $this->safe_float($ticker, 'Bid'),
'ask' => $this->safe_float($ticker, 'Ask'),
'vwap' => null,
'open' => null,
'close' => null,
'first' => null,
'last' => $this->safe_float($ticker, 'Last'),
'change' => null,
'percentage' => null,
'average' => null,
'baseVolume' => $this->safe_float($ticker, 'Volume'),
'quoteVolume' => $this->safe_float($ticker, 'BaseVolume'),
'info' => $ticker,
);
}
public function fetch_currencies ($params = array ()) {
$response = $this->publicGetCurrencies ($params);
$currencies = $response['result'];
$result = array ();
for ($i = 0; $i < count ($currencies); $i++) {
$currency = $currencies[$i];
$id = $currency['Currency'];
// todo => will need to rethink the fees
// to add support for multiple withdrawal/deposit methods and
// differentiated fees for each particular method
$code = $this->common_currency_code($id);
$precision = 8; // default $precision, todo => fix "magic constants"
$result[$code] = array (
'id' => $id,
'code' => $code,
'info' => $currency,
'name' => $currency['CurrencyLong'],
'active' => $currency['IsActive'],
'status' => 'ok',
'fee' => $currency['TxFee'], // todo => redesign
'precision' => $precision,
'limits' => array (
'amount' => array (
'min' => pow (10, -$precision),
'max' => pow (10, $precision),
),
'price' => array (
'min' => pow (10, -$precision),
'max' => pow (10, $precision),
),
'cost' => array (
'min' => null,
'max' => null,
),
'withdraw' => array (
'min' => $currency['TxFee'],
'max' => pow (10, $precision),
),
),
);
}
return $result;
}
public function fetch_tickers ($symbols = null, $params = array ()) {
$this->load_markets();
$response = $this->publicGetMarketsummaries ($params);
$tickers = $response['result'];
$result = array ();
for ($t = 0; $t < count ($tickers); $t++) {
$ticker = $tickers[$t];
$id = $ticker['MarketName'];
$market = null;
$symbol = $id;
if (is_array ($this->markets_by_id) && array_key_exists ($id, $this->markets_by_id)) {
$market = $this->markets_by_id[$id];
$symbol = $market['symbol'];
} else {
list ($quote, $base) = explode ('-', $id);
$base = $this->common_currency_code($base);
$quote = $this->common_currency_code($quote);
$symbol = $base . '/' . $quote;
}
$result[$symbol] = $this->parse_ticker($ticker, $market);
}
return $result;
}
public function fetch_ticker ($symbol, $params = array ()) {
$this->load_markets();
$market = $this->market ($symbol);
$response = $this->publicGetMarketsummary (array_merge (array (
'market' => $market['id'],
), $params));
$ticker = $response['result'][0];
return $this->parse_ticker($ticker, $market);
}
public function parse_trade ($trade, $market = null) {
$timestamp = $this->parse8601 ($trade['TimeStamp']);
$side = null;
if ($trade['OrderType'] == 'BUY') {
$side = 'buy';
} else if ($trade['OrderType'] == 'SELL') {
$side = 'sell';
}
$id = null;
if (is_array ($trade) && array_key_exists ('Id', $trade))
$id = (string) $trade['Id'];
return array (
'id' => $id,
'info' => $trade,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'symbol' => $market['symbol'],
'type' => 'limit',
'side' => $side,
'price' => floatval ($trade['Price']),
'amount' => floatval ($trade['Quantity']),
);
}
public function fetch_trades ($symbol, $since = null, $limit = null, $params = array ()) {
$this->load_markets();
$market = $this->market ($symbol);
$response = $this->publicGetMarkethistory (array_merge (array (
'market' => $market['id'],
), $params));
if (is_array ($response) && array_key_exists ('result', $response)) {
if ($response['result'] != null)
return $this->parse_trades($response['result'], $market, $since, $limit);
}
throw new ExchangeError ($this->id . ' fetchTrades() returned null response');
}
public function parse_ohlcv ($ohlcv, $market = null, $timeframe = '1d', $since = null, $limit = null) {
$timestamp = $this->parse8601 ($ohlcv['T']);
return [
$timestamp,
$ohlcv['O'],
$ohlcv['H'],
$ohlcv['L'],
$ohlcv['C'],
$ohlcv['V'],
];
}
public function fetch_ohlcv ($symbol, $timeframe = '1m', $since = null, $limit = null, $params = array ()) {
$this->load_markets();
$market = $this->market ($symbol);
$request = array (
'tickInterval' => $this->timeframes[$timeframe],
'marketName' => $market['id'],
);
$response = $this->v2GetMarketGetTicks (array_merge ($request, $params));
if (is_array ($response) && array_key_exists ('result', $response)) {
if ($response['result'])
return $this->parse_ohlcvs($response['result'], $market, $timeframe, $since, $limit);
}
throw new ExchangeError ($this->id . ' returned an empty or unrecognized $response => ' . $this->json ($response));
}
public function fetch_open_orders ($symbol = null, $since = null, $limit = null, $params = array ()) {
$this->load_markets();
$request = array ();
$market = null;
if ($symbol) {
$market = $this->market ($symbol);
$request['market'] = $market['id'];
}
$response = $this->marketGetOpenorders (array_merge ($request, $params));
$orders = $this->parse_orders($response['result'], $market, $since, $limit);
return $this->filter_orders_by_symbol($orders, $symbol);
}
public function create_order ($symbol, $type, $side, $amount, $price = null, $params = array ()) {
$this->load_markets();
$market = $this->market ($symbol);
$method = 'marketGet' . $this->capitalize ($side) . $type;
$order = array (
'market' => $market['id'],
'quantity' => $this->amount_to_precision($symbol, $amount),
);
if ($type == 'limit')
$order['rate'] = $this->price_to_precision($symbol, $price);
$response = $this->$method (array_merge ($order, $params));
$result = array (
'info' => $response,
'id' => $response['result']['uuid'],
);
return $result;
}
public function cancel_order ($id, $symbol = null, $params = array ()) {
$this->load_markets();
$response = null;
try {
$response = $this->marketGetCancel (array_merge (array (
'uuid' => $id,
), $params));
} catch (Exception $e) {
if ($this->last_json_response) {
$message = $this->safe_string($this->last_json_response, 'message');
if ($message == 'ORDER_NOT_OPEN')
throw new InvalidOrder ($this->id . ' cancelOrder() error => ' . $this->last_http_response);
if ($message == 'UUID_INVALID')
throw new OrderNotFound ($this->id . ' cancelOrder() error => ' . $this->last_http_response);
}
throw $e;
}
return $response;
}
public function parse_order ($order, $market = null) {
$side = null;
if (is_array ($order) && array_key_exists ('OrderType', $order))
$side = ($order['OrderType'] == 'LIMIT_BUY') ? 'buy' : 'sell';
if (is_array ($order) && array_key_exists ('Type', $order))
$side = ($order['Type'] == 'LIMIT_BUY') ? 'buy' : 'sell';
$status = 'open';
if ($order['Closed']) {
$status = 'closed';
} else if ($order['CancelInitiated']) {
$status = 'canceled';
}
$symbol = null;
if (!$market) {
if (is_array ($order) && array_key_exists ('Exchange', $order))
if (is_array ($this->markets_by_id) && array_key_exists ($order['Exchange'], $this->markets_by_id))
$market = $this->markets_by_id[$order['Exchange']];
}
if ($market)
$symbol = $market['symbol'];
$timestamp = null;
if (is_array ($order) && array_key_exists ('Opened', $order))
$timestamp = $this->parse8601 ($order['Opened']);
if (is_array ($order) && array_key_exists ('TimeStamp', $order))
$timestamp = $this->parse8601 ($order['TimeStamp']);
$fee = null;
$commission = null;
if (is_array ($order) && array_key_exists ('Commission', $order)) {
$commission = 'Commission';
} else if (is_array ($order) && array_key_exists ('CommissionPaid', $order)) {
$commission = 'CommissionPaid';
}
if ($commission) {
$fee = array (
'cost' => floatval ($order[$commission]),
'currency' => $market['quote'],
);
}
$price = $this->safe_float($order, 'Limit');
$cost = $this->safe_float($order, 'Price');
$amount = $this->safe_float($order, 'Quantity');
$remaining = $this->safe_float($order, 'QuantityRemaining', 0.0);
$filled = $amount - $remaining;
if (!$cost) {
if ($price && $amount)
$cost = $price * $amount;
}
if (!$price) {
if ($cost && $filled)
$price = $cost / $filled;
}
$average = $this->safe_float($order, 'PricePerUnit');
$result = array (
'info' => $order,
'id' => $order['OrderUuid'],
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'symbol' => $symbol,
'type' => 'limit',
'side' => $side,
'price' => $price,
'cost' => $cost,
'average' => $average,
'amount' => $amount,
'filled' => $filled,
'remaining' => $remaining,
'status' => $status,
'fee' => $fee,
);
return $result;
}
public function fetch_order ($id, $symbol = null, $params = array ()) {
$this->load_markets();
$response = null;
try {
$response = $this->accountGetOrder (array_merge (array ( 'uuid' => $id ), $params));
} catch (Exception $e) {
if ($this->last_json_response) {
$message = $this->safe_string($this->last_json_response, 'message');
if ($message == 'UUID_INVALID')
throw new OrderNotFound ($this->id . ' fetchOrder() error => ' . $this->last_http_response);
}
throw $e;
}
return $this->parse_order($response['result']);
}
public function fetch_orders ($symbol = null, $since = null, $limit = null, $params = array ()) {
$this->load_markets();
$request = array ();
$market = null;
if ($symbol) {
$market = $this->market ($symbol);
$request['market'] = $market['id'];
}
$response = $this->accountGetOrderhistory (array_merge ($request, $params));
$orders = $this->parse_orders($response['result'], $market, $since, $limit);
return $this->filter_orders_by_symbol($orders, $symbol);
}
public function fetch_closed_orders ($symbol = null, $since = null, $limit = null, $params = array ()) {
$orders = $this->fetch_orders($symbol, $params);
return $this->filter_by($orders, 'status', 'closed');
}
public function currency_id ($currency) {
if ($currency == 'BCH')
return 'BCC';
return $currency;
}
public function fetch_deposit_address ($currency, $params = array ()) {
$currencyId = $this->currency_id ($currency);
$response = $this->accountGetDepositaddress (array_merge (array (
'currency' => $currencyId,
), $params));
$address = $this->safe_string($response['result'], 'Address');
$message = $this->safe_string($response, 'message');
$status = 'ok';
if (!$address || $message == 'ADDRESS_GENERATING')
$status = 'pending';
return array (
'currency' => $currency,
'address' => $address,
'status' => $status,
'info' => $response,
);
}
public function withdraw ($currency, $amount, $address, $params = array ()) {
$currencyId = $this->currency_id ($currency);
$response = $this->accountGetWithdraw (array_merge (array (
'currency' => $currencyId,
'quantity' => $amount,
'address' => $address,
), $params));
$id = null;
if (is_array ($response) && array_key_exists ('result', $response)) {
if (is_array ($response['result']) && array_key_exists ('uuid', $response['result']))
$id = $response['result']['uuid'];
}
return array (
'info' => $response,
'id' => $id,
);
}
public function sign ($path, $api = 'public', $method = 'GET', $params = array (), $headers = null, $body = null) {
$url = $this->urls['api'][$api] . '/';
if ($api != 'v2')
$url .= $this->version . '/';
if ($api == 'public') {
$url .= $api . '/' . strtolower ($method) . $path;
if ($params)
$url .= '?' . $this->urlencode ($params);
} else if ($api == 'v2') {
$url .= $path;
if ($params)
$url .= '?' . $this->urlencode ($params);
} else {
$this->check_required_credentials();
$nonce = $this->nonce ();
$url .= $api . '/';
if ((($api == 'account') && ($path != 'withdraw')) || ($path == 'openorders'))
$url .= strtolower ($method);
$url .= $path . '?' . $this->urlencode (array_merge (array (
'nonce' => $nonce,
'apikey' => $this->apiKey,
), $params));
$signature = $this->hmac ($this->encode ($url), $this->encode ($this->secret), 'sha512');
$headers = array ( 'apisign' => $signature );
}
return array ( 'url' => $url, 'method' => $method, 'body' => $body, 'headers' => $headers );
}
public function handle_errors ($code, $reason, $url, $method, $headers, $body) {
if ($code >= 400) {
if ($body[0] == "{") {
$response = json_decode ($body, $as_associative_array = true);
if (is_array ($response) && array_key_exists ('success', $response)) {
if (!$response['success']) {
if (is_array ($response) && array_key_exists ('message', $response)) {
if ($response['message'] == 'MIN_TRADE_REQUIREMENT_NOT_MET')
throw new InvalidOrder ($this->id . ' ' . $this->json ($response));
if ($response['message'] == 'APIKEY_INVALID') {
if ($this->hasAlreadyAuthenticatedSuccessfully) {
throw new DDoSProtection ($this->id . ' ' . $this->json ($response));
} else {
throw new AuthenticationError ($this->id . ' ' . $this->json ($response));
}
}
if ($response['message'] == 'DUST_TRADE_DISALLOWED_MIN_VALUE_50K_SAT')
throw new InvalidOrder ($this->id . ' order cost should be over 50k satoshi ' . $this->json ($response));
}
throw new ExchangeError ($this->id . ' ' . $this->json ($response));
}
}
}
}
}
public function request ($path, $api = 'public', $method = 'GET', $params = array (), $headers = null, $body = null) {
$response = $this->fetch2 ($path, $api, $method, $params, $headers, $body);
if (is_array ($response) && array_key_exists ('success', $response)) {
if ($response['success']) {
// a workaround for APIKEY_INVALID
if (($api == 'account') || ($api == 'market'))
$this->hasAlreadyAuthenticatedSuccessfully = true;
return $response;
}
}
if (is_array ($response) && array_key_exists ('message', $response)) {
if ($response['message'] == 'ADDRESS_GENERATING')
return $response;
if ($response['message'] == "INSUFFICIENT_FUNDS")
throw new InsufficientFunds ($this->id . ' ' . $this->json ($response));
if ($response['message'] == 'APIKEY_INVALID') {
if ($this->hasAlreadyAuthenticatedSuccessfully) {
throw new DDoSProtection ($this->id . ' ' . $this->json ($response));
} else {
throw new AuthenticationError ($this->id . ' ' . $this->json ($response));
}
}
}
throw new ExchangeError ($this->id . ' ' . $this->json ($response));
}
}